Grade 9 Math Review Game

Laws of Exponents

100

2³= ?

8

200

50⁰ = ?

1

300

2⁴ x 2⁶ = 2^?

10

400

2¹⁰ / 2¹² = 2^?

-2

500

(2³)⁷ = 2^?

21

Measurement

100

A rectangle oval has dimensions 2m x 4m. What is the area?

8m²

200

A rectangle oval has dimensions 2m x 4m. What is the perimeter?

2+2+4+4 = 12m

300

What is the term for the length between the middle of a circle to the edge? 

Radius

400

Which shape has the area formula: 

(b x h)/2

Triangle

500

What is the formula for the circumference of a circle?

2π r

Algebra

100

True or False. The below terms are like terms:

2x² and 16.5x

False

200

What does x equal?

3x = 30

10

300

Simplify the following: a² + 2a²

3a²

400

Simplify the following:

3a + 15b - 2a + 1ab

a + 15b + 1ab

500

Simplify the following

-10a + 12a²b + 14a - 11ab²

4a + 12a²b - 11ab²

Pythag / Trig

100

What are the three trignometric ratios? 

Sin, Cos, Tan

200

State Pythagoras' Theorem

a² + b² = c²

300

Describe the trigonometric ratio of tan

opposite / adjacent

400

Describe two ways to locating the hypotenuse.

Longest side of a right-angled triangle.

Opposite the right angle.

500

What is the inverse of sin? 

sin^-1

Linear Equations

100

True or False. A straight line passing through the point (4,0) crosses the y-intercept.

True

200

In linear relationships, what does m stand for?

slope or gradient

300

In linear relationships, what does c stand for?

y-intercept

400

The general equation of a straight line.

What is y=mx + b

500

A line has an equation of x = 4. What is the gradient of this line?

Undefined